Section I. INTRODUCTION - TM-5-4120-239-20P0004

TM 5-4120-239-20P

Section I

INTRODUCTION

component. The failure of such put or assembly should result

1. Scope.

in retirement of the end item from the supply system.

This manual lists repair parts, special tools, test and support

X1 Repair parts which are not procured or stocked. The

equipment required for the performance of organizational

requirement for such items will he filled by use of the next

maintenance of the air conditioner.

higher assembly or component.

2. General.

X2 Repair parts which are not stocked. The indicated maintenance

category requiring such repair parts will attempt to obtain same

This Repair Parts Special Tools List is divided into the

through cannibalization. Where such repair parts are not

following sections:

obtainable through cannibalization, requirements will be

requisitioned, with accompanying justification, through normal

a. Prescribed Load Allowance (PLA) - Section II. A complete

listing of the repair parts, special tools, test and support equipment

supply channels.

having quantitative allowances for initial stockage at the

Major assemblies that are procured with PEMA funds for initial

organizational level.

issue only as exchange assemblies of DSU and GSU level. These

assemblies will not he stocked above DS end GS level or

b. Repair Parts - Section III. A list of repair parts authorized for

returned to depot supply level.

the performance of maintenance at the organizational level in figure

and item number sequence.

(2) Maintenance code, indicates the lowest category of main-

tenance authorized to install the listed item. The maintenance level

c. Special Tools, Test end Support Equipment - Section IV. (Not

code is:

applicable.)

Code

Explanation

d. Federal Stock Number and Reference Number Index - Section

O Organizational Maintenance

V. A list of Federal Stock Numbers in ascending numerical sequence

followed by a list of reference numbers in ascending alpha-numeric

(3) Recoverability code, indicates whether unserviceable items

sequence, cross-referenced to the illustration figure number end item

should he returned for recovery or salvage. Items not coded are

number.

expendable. Recoverability cods are:

3. Explanation of Columns.

Explanation

Code

The following provides an explanation of columns in the tabular

Applied to repair parts (assemblies or components), special

lists in Sections II, III and IV:

tools and test equipment which are considered economically

reparable at direct and general support maintenance levels.

a. Source, Maintenance, and Recoverability Codes (SMR).

When the item is no longer economically reparable, it is

normally disposed of at the GS level. When supply

(1) Source code, indicates the selection status end source for the

considerations dictate, some of these repair parts may be listed

listed item. Source codes are:

fur automatic return to supply for depot level repair as set forth

in AR 710-50. When so listed, they will be replaced by supply

Explanation

Code

on an exchange basis.

P Repair parts which are stocked in or supplied from the

Repair parts end assemblies which are economically reparable at

GSA/DSA, or Army supply system and authorized for use at

DSU and GSU activities and which normally furnished by

indicated maintenance categories.

supply on an exchange basis. When items are determined by a

GSU to be uneconomically reparable, they will be evacuated to

P2 Repair parts which are procured and stocked for insurance

a depot for evaluation and analysis before final disposition.

purposes because the combat or military essentiality of the end

item dictates that a minimum quantity be available in the

High dollar value recoverable repair parts which are subject to

supply system.

special handling and are issued on an exchange basis. Such

repair parts normally are repaired or overhauled at depot

M Repair parts which are not procured or stocked, but are to he

maintenance activities.

manufactured in indicated maintenance levels.

Repair parts specifically selected for salvage by reclamation

A Assemblies which are not procured or stocked as such, but are

units because of precious metal content, critical material, or

made up of two or more units. Such component units carry

high dollar reusable casings or castings.

individual stock numbers and descriptions, are procured and

stocked separately and can be assembled to form the required

b. Federal Stock Number. This column indicates the Federal stock

assembly at indicated maintenance categories.

number assigned to the item and will be used for requisitioning

purposes.

X Parts and assemblies which are not procured or stocked and the

mortality of which normally is below that of the end item or

iii